11453399050 has 24 divisors (see below), whose sum is σ = 21446311500. Its totient is φ = 4550609280.

The previous prime is 11453399039. The next prime is 11453399107. The reversal of 11453399050 is 5099335411.

It can be written as a sum of positive squares in 6 ways, for example, as 2905102201 + 8548296849 = 53899^2 + 92457^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11453398994 and 11453399012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 761235 + ... + 776134.

Almost surely, 2^11453399050 is an apocalyptic number.

11453399050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11453399050 is a deficient number, since it is larger than the sum of its proper divisors (9992912450).

11453399050 is a wasteful number, since it uses less digits than its factorization.

11453399050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537530 (or 1537525 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 40.

The spelling of 11453399050 in words is "eleven billion, four hundred fifty-three million, three hundred ninety-nine thousand, fifty".